#B3363E#B3363E

#B3363E is a mid, vivid red. Relative luminance 0.126; OKLCH L 52.1% C 0.161 H 21.3°. Best body text is #FFFFFF at 5.98:1 contrast (WCAG AA passes).

Color values

HEX	#B3363E
RGB	rgb(179, 54, 62)
HSL	hsl(356, 54%, 46%)
HSV	hsv(356, 70%, 70%)
CMYK	cmyk(0%, 69.8%, 65.4%, 29.8%)
CIE-LAB	lab(42.11, 50.73, 24.56)
CIE-LCH	lch(42.11, 56.37, 25.83°)
OKLab	oklab(52.06% 0.1498 0.0583)
OKLCH	oklch(52.06% 0.161 21.3)
XYZ	xyz(20.7812, 12.5728, 5.8890)
Luminance	0.1257 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3363E #36B3AB

analogous

#B3367C #B3363E #B36C36

triadic

#B3363E #3EB336 #363EB3

tetradic

#B3363E #7CB336 #36B3AB #6C36B3

square

#B3363E #7CB336 #36B3AB #6C36B3

split-complementary

#B3363E #36B36C #367CB3

monochromatic

#551A1D #84282E #B3363E #CD5961 #DB888E

Accessibility & contrast

On white

5.98

#B3363E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.51

#B3363E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B3363E

5.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3363E	#FFFFFF	#000000	##FFFFFF
##B3363E	1.00	5.98	3.51	5.98
#FFFFFF	5.98	1.00	21.00	1.00
#000000	3.51	21.00	1.00	21.00
##FFFFFF	5.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#58523D

Deuteranopia (green-blind)

#786D3A

Tritanopia (blue-blind)

#C4123A

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #b3363e;
/* rgb */ color: rgb(179, 54, 62);
/* oklch */ color: oklch(52.1% 0.161 21.3);

Tailwind

colors: {
  custom: {
    50: '#d17573',
    500: '#b3363e',
    950: '#000000',
  },
}

SCSS

$custom: #b3363e;
$custom-light: #d17573;
$custom-dark: #000000;

JSON

{
  "hex": "#b3363e",
  "rgb": {
    "r": 179,
    "g": 54,
    "b": 62
  },
  "hsl": {
    "h": 356.16,
    "s": 53.648,
    "l": 45.686
  },
  "oklch": {
    "l": 0.52061,
    "c": 0.16078,
    "h": 21.3
  },
  "luminance": 0.1257
}

Semantic roles & 50–950 ramp

primary

#B3363E

secondary

#80C5C1

accent

#DDD44B

background

#FDF7F6

surface

#FBEDEC

border

#D4C8C7

text

#150908

muted

#837B7B

Preview Lab

Preview with #B3363E

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →